Addis Ababa is 8 hours ahead of Medellín
Best overlap: 8:00 AM to 10:00 AM in Medellín is 4:00 PM to 6:00 PM in Addis Ababa.
Shoot for 8:00 AM to 10:00 AM in Medellín; your Addis Ababa colleagues will see that as 4:00 PM to 6:00 PM. With only around 2 hours of shared time, be precise — book 8:00 AM in Medellín (4:00 PM in Addis Ababa) and you'll catch both teams.